[release/10.0] Fix hot reload for Blazor route changes #63976
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Backport of #63972 to release/10.0
/cc @javiercn @oroztocil
Fix hot reload for Blazor route changes
Description
Fix Premature change token disposal introduced in #53750
and change the implementation of RazorComponentEndpointDataSource to update route data when hot reload is triggered.
Fixes #52582
Customer Impact
Fixes a hot reload issue
Regression?
[If yes, specify the version the behavior has regressed from]
Risk
[Justify the selection above]
Verification
Packaging changes reviewed?
When servicing release/2.3